1330886000

素因数分解:

$2^4\times 5^3\times {\mathrm{409}}^1\times {\mathrm{1627}}^1$

素因数の和:2059

約数の個数: 80

約数和(自身を含む): 3227933280

約数和(自身を除く): 1897047280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 409, 500, 818, 1000, 1627, 1636, 2000, 2045, 3254, 3272, 4090, 6508, 6544, 8135, 8180, 10225, 13016, 16270, 16360, 20450, 26032, 32540, 32720, 40675, 40900, 51125, 65080, 81350, 81800, 102250, 130160, 162700, 163600, 203375, 204500, 325400, 406750, 409000, 650800, 665443, 813500, 818000, 1330886, 1627000, 2661772, 3254000, 3327215, 5323544, 6654430, 10647088, 13308860, 16636075, 26617720, 33272150, 53235440, 66544300, 83180375, 133088600, 166360750, 266177200, 332721500, 665443000, 1330886000]

約数ペア:

[(1, 1330886000), (2, 665443000), (4, 332721500), (5, 266177200), (8, 166360750), (10, 133088600), (16, 83180375), (20, 66544300), (25, 53235440), (40, 33272150), (50, 26617720), (80, 16636075), (100, 13308860), (125, 10647088), (200, 6654430), (250, 5323544), (400, 3327215), (409, 3254000), (500, 2661772), (818, 1627000), (1000, 1330886), (1627, 818000), (1636, 813500), (2000, 665443), (2045, 650800), (3254, 409000), (3272, 406750), (4090, 325400), (6508, 204500), (6544, 203375), (8135, 163600), (8180, 162700), (10225, 130160), (13016, 102250), (16270, 81800), (16360, 81350), (20450, 65080), (26032, 51125), (32540, 40900), (32720, 40675)]